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16-10-2020
Mathematics

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The length of a rectangle is 11 less than 9 times the width. The perimeter of the rectangle is 18 inches

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16-10-2020

Length = 7 Width = 2

Step-by-step explanation:

L = Length

W = Width

L=9w-11

2L+2W=18

2(9W-11) + 2W = 18

18W - 22 +2W = 18

20W -22 = 18

20W = 40

W = 2

L = 9(2)-11

L=18-11

L=7

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